Tpo hit the market in 83 or 84 and pvc has been on roofs much much longer.
Tpo roofing versus rigid foam.
Spf spray polyurethane foam pros.
Flat roof your.
There are several important factors to consider when choosing between spf and tpo for your new commercial roofing solution.
Tpo stands for thermoplastic polyolefin a single ply roofing membrane that covers the surface of the roof.
Tpo is touted to have the benefits of two of its direct competitors epdm and pvc roofs but without the drawbacks and extra costs.
For an average 20 000 sq.
15 thoughts on roofing guide.
Do a little more research i ve been roofing over 35 years and repairing the failures for most of those.
If you are looking to install a single ply roofing membrane that will be energy efficient and are evaluating your options consider tpo thermoplastic olefin roofing.
After the roof deck is prepared the rigid foam boards need to be cut to size to fit snugly together on your roof.
The panels need to fit together tightly to help prevent warm air from leaving the top of the building.
Installation performance.
Y all are either mis or under informed.
Tpo typically comes in single ply roofing membranes that need to be welded or fastened together at their seams.
Rigid foam is produced in various size panels 4 ft x 8 ft 4ft x 4ft etc.
Spray polyurethane foam spf.
Spray polyurethane foam spf roofing.
Just before installing the membrane you typically install a slipsheet a low friction barrier that allows the roofing to expand and contract freely.
Thus for an average sized 1 200 sq.
Highest thermal resistance per unit thickness and eliminates thermal bridging.
However for hotels restaurants and architectural but flat roofed commercial properties tpo offers a wide variety of appealing colors too.
This means that a tpo roof is as uv resistant and as heat resistant as epdm and as heat weldable.
Therefore the best way to answer epdm vs tpo is to consider the roofing factors you prioritize.
Typically mechanically attached roof systems are selected because of the lower cost or when the project needs the roof to be installed in low temperatures understanding the requirements to keep the membrane warm prior to installation.
Cost single ply membrane roofing.
Tpo vs pvc joe june 16 2020 at 6 29 am.
One name proves that jp stevens.
By itself tpo roofing doesn t provide much insulation so many installations include a layer of rigid foam insulation which is secured to the roof with mechanical fasteners or adhesive.
The name is a bit misleading because rather than being a plastic tpo is actually one of a few different types of rubber usually a blend of polypropylene and ethylene propylene rubber.
Foot commercial roof it will usually cost between 3 50 to 7 50 per square foot for epdm and 3 50 to 6 50 per square foot for tpo including materials and labor warranty.